VAT Calculator
Calculate Value Added Tax on goods and services.
Last reviewed by the Radiatus Cloud team
VAT Calculator
Calculate Value Added Tax on goods and services.
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Radiatus delivers cloud, security & automation for growing teams.
Calculate Value Added Tax
VAT is added to the price of goods and services, and calculating it, or extracting it from an inclusive price, is a constant business task. This calculator adds VAT to a net price or removes it from a gross price at any rate.
Why removing VAT is not just subtracting the percentage
Adding VAT is simple, multiply by one plus the rate, but extracting the VAT already inside a gross price is where mistakes happen. Taking the rate off the gross is wrong, because the VAT was added to the net, not the gross. To reverse it you divide the gross by one plus the rate to get the net, and the difference is the VAT. Getting this right matters for invoicing, expenses and accounting, wherever you need to separate the tax from a VAT-inclusive figure correctly.
A planning estimate
This is an estimate for planning from the figures you enter, not financial or business advice. Real outcomes depend on factors beyond any single calculation, so treat the result as a guide. The calculation runs entirely in your browser, so your figures are never uploaded and stay on your own machine, which matters for business numbers you would not want to share.
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Frequently Asked Questions
How do I add VAT to a price?
Multiply the net price by one plus the VAT rate. For 20% VAT, multiply by 1.20 to get the gross price.
How do I extract VAT from a gross price?
Divide the gross by one plus the rate to get the net; the difference is the VAT. Subtracting the rate from the gross is wrong, since VAT was added to the net.
Why is removing VAT error-prone?
Because the intuitive step of taking the percentage off the gross overstates the net and understates the tax. The correct reverse is division.
Does it handle any VAT rate?
Yes. Enter the rate and it adds or removes VAT correctly for that rate.
Is my data uploaded?
No. The calculation runs entirely in your browser.
Privacy & Security
Local calculation.
About This Tool
This tool runs entirely in your browser. No data is sent to any server, ensuring complete privacy. Simply use the interface above to get started — no registration or login required.
Disclaimer: This tool is provided "as is" without warranty of any kind. Results are for educational and utility purposes.
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